802240513 has 4 divisors (see below), whose sum is σ = 814214320. Its totient is φ = 790266708.

The previous prime is 802240511. The next prime is 802240541. The reversal of 802240513 is 315042208.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 802240513 - 2¹ = 802240511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (802240511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5986803 + ... + 5986936.

It is an arithmetic number, because the mean of its divisors is an integer number (203553580).

Almost surely, 2^802240513 is an apocalyptic number.

It is an amenable number.

802240513 is a deficient number, since it is larger than the sum of its proper divisors (11973807).

802240513 is a wasteful number, since it uses less digits than its factorization.

802240513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11973806.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 802240513 is about 28323.8506033343. The cubic root of 802240513 is about 929.1835872842.

The spelling of 802240513 in words is "eight hundred two million, two hundred forty thousand, five hundred thirteen".